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153 lines
4.0 KiB
153 lines
4.0 KiB
/* This file is part of the KDE project
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Copyright (C) 2001 Andrea Rizzi <rizzi@kde.org>
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Ulrich Kuettler <ulrich.kuettler@mailbox.tu-dresden.de>
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Copyright (C) 2006 Alfredo Beaumont Sainz <alfredo.beaumont@gmail.com>
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This library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Library General Public
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License as published by the Free Software Foundation; either
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version 2 of the License, or (at your option) any later version.
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This library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Library General Public License for more details.
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You should have received a copy of the GNU Library General Public License
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along with this library; see the file COPYING.LIB. If not, write to
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the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
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* Boston, MA 02110-1301, USA.
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*/
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#include <tqfile.h>
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#include <tqregexp.h>
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#include <tqstring.h>
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#include <tqstringlist.h>
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#include <tqtextstream.h>
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#include <tqfontmetrics.h>
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#include <tdeconfig.h>
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#include <kdebug.h>
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#include <kglobal.h>
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#include <klocale.h>
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#include <kstandarddirs.h>
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#include "symboltable.h"
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#include "contextstyle.h"
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#include "unicodetable.cc"
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KFORMULA_NAMESPACE_BEGIN
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#include "symbolfontmapping.cc"
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SymbolFontHelper::SymbolFontHelper()
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: greek("abgdezhqiklmnxpvrstufjcywGDTQLXPSUFYVW")
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{
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for ( uint i = 0; symbolMap[ i ].unicode != 0; i++ ) {
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compatibility[ symbolMap[ i ].pos ] = symbolMap[ i ].unicode;
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}
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}
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TQChar SymbolFontHelper::unicodeFromSymbolFont( TQChar pos ) const
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{
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if ( compatibility.contains( pos ) ) {
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return compatibility[ pos.latin1() ];
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}
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return TQChar::null;
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}
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SymbolTable::SymbolTable()
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{
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}
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void SymbolTable::init( const TQFont& font )
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{
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backupFont = font;
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for ( int i=0; operatorTable[i].unicode != 0; ++i ) {
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names[TQChar( operatorTable[i].unicode )] = get_name( operatorTable[i] );
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entries[get_name( operatorTable[i] )] = TQChar( operatorTable[i].unicode );
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}
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for ( int i=0; arrowTable[i].unicode != 0; ++i ) {
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names[TQChar( arrowTable[i].unicode )] = get_name( arrowTable[i] );
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entries[get_name( arrowTable[i] )] = TQChar( arrowTable[i].unicode );
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}
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for ( int i=0; greekTable[i].unicode != 0; ++i ) {
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names[TQChar( greekTable[i].unicode )] = get_name( greekTable[i] );
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entries[get_name( greekTable[i] )] = TQChar( greekTable[i].unicode );
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}
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}
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bool SymbolTable::contains(TQString name) const
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{
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return entries.find( name ) != entries.end();
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}
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TQChar SymbolTable::unicode(TQString name) const
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{
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return entries[ name ];
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}
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TQString SymbolTable::name( TQChar symbol ) const
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{
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return names[symbol];
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}
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TQFont SymbolTable::font( TQChar symbol, const TQFont& f ) const {
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TQFontMetrics fm( f );
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if ( fm.inFont( symbol ) ) {
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return f;
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}
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return TQFont("Arev Sans");
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}
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CharClass SymbolTable::charClass( TQChar symbol ) const
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{
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return ORDINARY;
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// FIXME
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// return entry( symbol, style ).charClass();
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}
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TQChar SymbolTable::unicodeFromSymbolFont( TQChar pos ) const
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{
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return symbolFontHelper.unicodeFromSymbolFont( pos );
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}
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TQString SymbolTable::greekLetters() const
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{
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return symbolFontHelper.greekLetters();
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}
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TQStringList SymbolTable::allNames() const
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{
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TQStringList list;
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for ( int i=0; operatorTable[i].unicode != 0; ++i ) {
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list.append( get_name( operatorTable[i] ));
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}
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for ( int i=0; arrowTable[i].unicode != 0; ++i ) {
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list.append( get_name( arrowTable[i] ));
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}
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for ( int i=0; greekTable[i].unicode != 0; ++i ) {
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list.append( get_name( greekTable[i] ) );
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}
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return list;
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}
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TQString SymbolTable::get_name( struct UnicodeNameTable entry ) const
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{
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if ( !*entry.name ) {
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return "U" + TQString( "%1" ).arg( entry.unicode, 4, 16 ).upper();
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}
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return entry.name;
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}
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KFORMULA_NAMESPACE_END
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